ref(insights): remove performance/starfish referrers (#97939)

Follow up to #97695

remove unused starfish/performance referrers

Author: DominikB2014

src/sentry/api/endpoints/organization_events.py

@@ -47,7 +47,7 @@
 
 logger = logging.getLogger(__name__)
 
-METRICS_ENHANCED_REFERRERS = {Referrer.API_PERFORMANCE_LANDING_TABLE.value}
+METRICS_ENHANCED_REFERRERS = {Referrer.API_INSIGHTS_LANDING_TABLE.value}
 SAVED_QUERY_DATASET_MAP = {
     DiscoverSavedQueryTypes.TRANSACTION_LIKE: get_dataset("transactions"),
     DiscoverSavedQueryTypes.ERROR_EVENTS: get_dataset("errors"),

src/sentry/issues/endpoints/organization_event_details.py

@@ -71,7 +71,7 @@ def add_comparison_to_event(event, average_columns, request: Request):
         )
         result = builder.process_results(
             builder.run_query(
-                referrer=Referrer.API_PERFORMANCE_ORG_EVENT_AVERAGE_SPAN.value,
+                referrer=Referrer.API_INSIGHTS_ORG_EVENT_AVERAGE_SPAN.value,
                 query_source=(
                     QuerySource.FRONTEND if is_frontend_request(request) else QuerySource.API
                 ),